diff --git a/target/linux/sunxi/image/Makefile b/target/linux/sunxi/image/Makefile
index d462880e90..fc1359d173 100644
--- a/target/linux/sunxi/image/Makefile
+++ b/target/linux/sunxi/image/Makefile
@@ -34,9 +34,7 @@ define Device/Default
   KERNEL := kernel-bin | uImage none
   IMAGES := sdcard.img.gz
   IMAGE/sdcard.img.gz := sunxi-sdcard | append-metadata | gzip
-ifneq ($(LINUX_6_1),)
-  SUNXI_DTS_DIR :=
-else
+ifdef CONFIG_LINUX_6_6
   SUNXI_DTS_DIR :=allwinner/
 endif
   SUNXI_DTS = $$(SUNXI_DTS_DIR)$$(SOC)-$(lastword $(subst _, ,$(1)))